That’s the best they could achieve? Still ungainly to recite… why not just
https://mycompanyname-pilot.epicorsaas.com ?
What I am thinking - probably not related - is just a redirect to get you to the login page. That’s what this was about (solved by @jgiese.wci):
Yes that was on prem (not trying to 
), but I just think the URL(s) to log in are cuckoo for our users. They struggle enough with the short URL I have given them. And then Azure/Entra is case sensitive!